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Toyota C1241 Code – Low Battery Voltage to ABS
Limited
Safe to drive :
Toyota vehicles only
Applies only to :
Not applicable to :
This explanation does NOT apply to other manufacturers.
Medium
Severity level :
When Does This Code Appear on the Vehicles
Toyota C1241 appears when ABS and brake warning lights illuminate.
What This Code means on the Vehicles
On Toyota vehicles, C1241 indicates low or abnormal power supply voltage to the ABS system.
Why This is different from a generic OBD2 Code
Toyota systems are highly sensitive to voltage fluctuations.
Common Situations That Trigger This Code
Weak 12V battery; Charging system issues; Poor electrical connections.
What Will NOT Fix This Code
Replacing ABS actuator; Replacing wheel speed sensors.
How to Clear This Code on Vehicles
Test 12V battery and charging system, repair voltage issues, clear code.
Related Manufacturer Specific Codes
Toyota C1201
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